Merge pull request #951 from abutcher/nfs

NFS for registry storage

8 files changed, 53 insertions, 1 deletions

diff --git a/playbooks/common/openshift-cluster/config.yml b/playbooks/common/openshift-cluster/config.yml
index a62d60167..11e5b68f6 100644
--- a/playbooks/common/openshift-cluster/config.yml
+++ b/playbooks/common/openshift-cluster/config.yml
@@ -5,6 +5,8 @@
 
 - include: ../openshift-etcd/config.yml
 
+- include: ../openshift-nfs/config.yml
+
 - include: ../openshift-master/config.yml
 
 - include: ../openshift-node/config.yml
diff --git a/playbooks/common/openshift-cluster/evaluate_groups.yml b/playbooks/common/openshift-cluster/evaluate_groups.yml
index 6343a2567..db7105ed5 100644
--- a/playbooks/common/openshift-cluster/evaluate_groups.yml
+++ b/playbooks/common/openshift-cluster/evaluate_groups.yml
@@ -21,6 +21,14 @@
       msg: This playbook requires g_lb_hosts to be set
     when: g_lb_hosts is not defined
 
+  - fail:
+      msg: This playbook requires g_nfs_hosts to be set
+    when: g_nfs_hosts is not defined
+
+  - fail:
+      msg: The nfs group must be limited to one host
+    when: (groups[g_nfs_hosts] | default([])) | length > 1
+
   - name: Evaluate oo_etcd_to_config
     add_host:
       name: "{{ item }}"
@@ -81,3 +89,11 @@
       ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
       ansible_sudo: "{{ g_sudo | default(omit) }}"
     with_items: "{{ g_lb_hosts | default([]) }}"
+
+  - name: Evaluate oo_nfs_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_nfs_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_sudo: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_nfs_hosts | default([]) }}"
diff --git a/playbooks/common/openshift-master/config.yml b/playbooks/common/openshift-master/config.yml
index fae37d70c..759656e63 100644
--- a/playbooks/common/openshift-master/config.yml
+++ b/playbooks/common/openshift-master/config.yml
@@ -397,7 +397,15 @@
 
 - name: Create services
   hosts: oo_first_master
+  vars:
+    attach_registry_volume: "{{ groups.oo_nfs_to_config | length > 0 }}"
+  pre_tasks:
+  - set_fact:
+      nfs_host: "{{ groups.oo_nfs_to_config.0 }}"
+      registry_volume_path: "{{ hostvars[groups.oo_nfs_to_config.0].openshift.nfs.exports_dir + '/' + hostvars[groups.oo_nfs_to_config.0].openshift.nfs.registry_volume }}"
+    when: attach_registry_volume | bool
   roles:
   - role: openshift_router
     when: openshift.master.infra_nodes is defined
-  #- role: openshift_registry
+  - role: openshift_registry
+    when: openshift.master.infra_nodes is defined and attach_registry_volume | bool
diff --git a/playbooks/common/openshift-nfs/config.yml b/playbooks/common/openshift-nfs/config.yml
new file mode 100644
index 000000000..e3f5c17ca
--- /dev/null
+++ b/playbooks/common/openshift-nfs/config.yml
@@ -0,0 +1,5 @@
+---
+- name: Configure nfs hosts
+  hosts: oo_nfs_to_config
+  roles:
+  - role: openshift_storage_nfs
diff --git a/playbooks/common/openshift-nfs/filter_plugins b/playbooks/common/openshift-nfs/filter_plugins
new file mode 120000
index 000000000..99a95e4ca
--- /dev/null
+++ b/playbooks/common/openshift-nfs/filter_plugins
@@ -0,0 +1 @@
+../../../filter_plugins
\ No newline at end of file
diff --git a/playbooks/common/openshift-nfs/lookup_plugins b/playbooks/common/openshift-nfs/lookup_plugins
new file mode 120000
index 000000000..ac79701db
--- /dev/null
+++ b/playbooks/common/openshift-nfs/lookup_plugins
@@ -0,0 +1 @@
+../../../lookup_plugins
\ No newline at end of file
diff --git a/playbooks/common/openshift-nfs/roles b/playbooks/common/openshift-nfs/roles
new file mode 120000
index 000000000..e2b799b9d
--- /dev/null
+++ b/playbooks/common/openshift-nfs/roles
@@ -0,0 +1 @@
+../../../roles/
\ No newline at end of file
diff --git a/playbooks/common/openshift-nfs/service.yml b/playbooks/common/openshift-nfs/service.yml
new file mode 100644
index 000000000..20c8ca248
--- /dev/null
+++ b/playbooks/common/openshift-nfs/service.yml
@@ -0,0 +1,18 @@
+---
+- name: Populate g_service_nfs host group if needed
+  hosts: localhost
+  gather_facts: no
+  tasks:
+  - fail: msg="new_cluster_state is required to be injected in this playbook"
+    when: new_cluster_state is not defined
+
+  - name: Evaluate g_service_nfs
+    add_host: name={{ item }} groups=g_service_nfs
+    with_items: oo_host_group_exp | default([])
+
+- name: Change state on nfs instance(s)
+  hosts: g_service_nfs
+  connection: ssh
+  gather_facts: no
+  tasks:
+    - service: name=nfs-server state="{{ new_cluster_state }}"